diff --git a/amazon-kinesis-client-multilang/pom.xml b/amazon-kinesis-client-multilang/pom.xml
index 921c4ec0..5c7e64d3 100644
--- a/amazon-kinesis-client-multilang/pom.xml
+++ b/amazon-kinesis-client-multilang/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>amazon-kinesis-client-pom</artifactId>
     <groupId>software.amazon.kinesis</groupId>
-    <version>2.4.2</version>
+    <version>2.4.3-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/amazon-kinesis-client/pom.xml b/amazon-kinesis-client/pom.xml
index 378874d2..bf2e23be 100644
--- a/amazon-kinesis-client/pom.xml
+++ b/amazon-kinesis-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>software.amazon.kinesis</groupId>
     <artifactId>amazon-kinesis-client-pom</artifactId>
-    <version>2.4.2</version>
+    <version>2.4.3-SNAPSHOT</version>
   </parent>
 
   <artifactId>amazon-kinesis-client</artifactId>
@@ -50,8 +50,8 @@
     <sqlite4java.version>1.0.392</sqlite4java.version>
     <sqlite4java.native>libsqlite4java</sqlite4java.native>
     <sqlite4java.libpath>${project.build.directory}/test-lib</sqlite4java.libpath>
-    <slf4j.version>1.7.32</slf4j.version>
-    <gsr.version>1.1.9</gsr.version>
+    <slf4j.version>2.0.0</slf4j.version>
+    <gsr.version>1.1.13</gsr.version>
   </properties>
 
   <dependencies>
@@ -93,7 +93,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java</artifactId>
-      <version>3.19.2</version>
+      <version>3.21.5</version>
     </dependency>
     <dependency>
       <groupId>org.apache.commons</groupId>
diff --git a/amazon-kinesis-client/src/main/java/software/amazon/kinesis/retrieval/RetrievalConfig.java b/amazon-kinesis-client/src/main/java/software/amazon/kinesis/retrieval/RetrievalConfig.java
index aa093c7c..178a7497 100644
--- a/amazon-kinesis-client/src/main/java/software/amazon/kinesis/retrieval/RetrievalConfig.java
+++ b/amazon-kinesis-client/src/main/java/software/amazon/kinesis/retrieval/RetrievalConfig.java
@@ -46,7 +46,7 @@ public class RetrievalConfig {
      */
     public static final String KINESIS_CLIENT_LIB_USER_AGENT = "amazon-kinesis-client-library-java";
 
-    public static final String KINESIS_CLIENT_LIB_USER_AGENT_VERSION = "2.4.2";
+    public static final String KINESIS_CLIENT_LIB_USER_AGENT_VERSION = "2.4.3-SNAPSHOT";
 
     /**
      * Client used to make calls to Kinesis for records retrieval
diff --git a/pom.xml b/pom.xml
index cbac845e..fd394d8c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
   <artifactId>amazon-kinesis-client-pom</artifactId>
   <packaging>pom</packaging>
   <name>Amazon Kinesis Client Library</name>
-  <version>2.4.2</version>
+  <version>2.4.3-SNAPSHOT</version>
   <description>The Amazon Kinesis Client Library for Java enables Java developers to easily consume and process data
     from Amazon Kinesis.
   </description>
@@ -33,7 +33,7 @@
   </scm>
 
   <properties>
-    <awssdk.version>2.17.101</awssdk.version>
+    <awssdk.version>2.17.108</awssdk.version>
   </properties>
 
   <licenses>